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9th Class General Knowledge Science and Technology Question Bank Science and Technology

  • question_answer
    Airliners generally cruise between about Mach 0.8 and Mach 0.9, at cruising altitudes of 30,000 to 40,000 feet. Which of these commercial airliners is/was capable of supersonic flight (more than the speed of sound)?

    A)  McDonnell Douglas MD80

    B)  Airbus A380

    C)  Concorde

    D)  Boeing 777

    Correct Answer: C

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